backwater length

[ˈbækwɔ:tə leŋθ]
  • 释义

    回水长度;

数据更新时间:2024-12-23 00:02:22
1、

Bottom slope and criterion for the terminal of backwater determination may have effect on backwater length.

河道底坡和回水末端判别标准均会对回水长度产生一定影响。

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2、

Backwater length will increase with the slower of bottom slope.

在静水长度以上河段底坡变缓后,回水长度会相应增大;

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3、

Criterion for the terminal of backwater may have effect not only on backwater length, but also on the rule of backwater length ′ s fluctuation with discharge.

水库回水末端判别标准的精度不仅影响回水长度的大小,在有些情况下甚至影响回水长度随流量变化的规律;

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4、

More accurate criterion for the terminal of backwater will get a greater extreme value of backwater length; while rough criterion for the terminal backwater may lead extreme value in the range of backwater length variation to vanish.

回水末端的位置精度越高,回水长度极值就越大,当末端标准精度较低时,在一定范围内回水极值现象可能不再出现;

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5、

The results of backwater calculation at Changzhou Reservoir demonstrated that, there exited an extremal value of backwater length while the water level was 18.6m and the criterion for the terminal of backwater was 0.1m.

长洲枢纽回水计算结果表明:当水库在18.6m水位运行,末端判别标准取0.1m时,其回水长度随流量变化存在极值现象;

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6、

For the catholicity of the consequence about criterion for the terminal of backwater determination in analytic calculation of backwater length, it can be used as reference frame in mathematic model calculation.

回水长度解析计算方法中有关末端判别标准的研究结果具有一定的普遍性,在利用数学模型进行计算时可以作为参考依据。

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